lots and lots of vim stuff for c development...

9 files changed, 481 insertions, 0 deletions

diff --git a/.vim/c-support/codesnippets/Makefile b/.vim/c-support/codesnippets/Makefile
new file mode 100644
index 0000000..4b02b54
--- /dev/null
+++ b/.vim/c-support/codesnippets/Makefile
@@ -0,0 +1,204 @@
+#===============================================================================
+#
+#     Filename: Makefile
+#  Description:
+#
+#        Usage: make              (generate executable                      )
+#               make clean        (remove objects, executable, prerequisits )
+#               make tarball      (generate compressed archive              )
+#               make zip          (generate compressed archive              )
+#
+#      Version: 1.0
+#      Created:
+#     Revision: ---
+#
+#       Author:
+#      Company:
+#        Email:
+#
+#        Notes: This is a GNU make (gmake) makefile.
+#               C   extension   :  c
+#               C++ extensions  :  cc cpp C
+#               C and C++ sources can be mixed.
+#               Prerequisites are generated automatically; makedepend is not
+#               needed (see documentation for GNU make Version 3.80, July 2002,
+#               section 4.13). The utility sed is used.
+#========================================== makefile template version 1.8 ======
+
+# DEBUG can be set to YES to include debugging info, or NO otherwise
+DEBUG          := YES
+
+# PROFILE can be set to YES to include profiling info, or NO otherwise
+PROFILE        := NO
+
+# ------------  name of the executable  ----------------------------------------
+EXECUTABLE      := main
+
+# ------------  list of all source files  --------------------------------------
+SOURCES         := main.c 
+
+# ------------  compiler  ------------------------------------------------------
+CC              := gcc
+CXX             := g++
+
+# ------------  compiler flags  ------------------------------------------------
+DEBUG_CFLAGS    := -Wall -ansi -pedantic -O0 -g
+RELEASE_CFLAGS  := -Wall -ansi -pedantic -O3
+
+# ------------  linker flags  --------------------------------------------------
+DEBUG_LDFLAGS    := -g
+RELEASE_LDFLAGS  :=
+
+ifeq (YES, ${DEBUG})
+  CFLAGS       := ${DEBUG_CFLAGS}
+  CXXFLAGS     := ${DEBUG_CXXFLAGS}
+  LDFLAGS      := ${DEBUG_LDFLAGS}
+else
+  CFLAGS       := ${RELEASE_CFLAGS}
+  CXXFLAGS     := ${RELEASE_CXXFLAGS}
+  LDFLAGS      := ${RELEASE_LDFLAGS}
+endif
+
+ifeq (YES, ${PROFILE})
+  CFLAGS       := ${CFLAGS}   -pg -O3
+  CXXFLAGS     := ${CXXFLAGS} -pg -O3
+  LDFLAGS      := ${LDFLAGS}  -pg
+endif
+
+# ------------  additional system include directories  -------------------------
+GLOBAL_INC_DIR  =
+
+# ------------  private include directories  -----------------------------------
+LOCAL_INC_DIR   = $(HOME)/include
+
+# ------------  system libraries  (e.g. -lm )  ---------------------------------
+SYS_LIBS        = -lm
+
+# ------------  additional system library directories  -------------------------
+GLOBAL_LIB_DIR  =
+
+# ------------  additional system libraries  -----------------------------------
+GLOBAL_LIBS     =
+
+# ------------  private library directories  -----------------------------------
+LOCAL_LIB_DIR   = $(HOME)/lib
+
+# ------------  private libraries  (e.g. libxyz.a )  ---------------------------
+LOCAL_LIBS      =
+
+# ------------  archive generation ---------------------------------------------
+TARBALL_EXCLUDE = *.{o,gz,zip}
+ZIP_EXCLUDE     = *.{o,gz,zip}
+
+# ------------  run executable out of this Makefile  (yes/no)  -----------------
+# ------------  cmd line parameters for this executable  -----------------------
+EXE_START       = no
+EXE_CMDLINE     =
+
+#===============================================================================
+# The following statements usually need not to be changed
+#===============================================================================
+
+C_SOURCES       = $(filter     %.c, $(SOURCES))
+CPP_SOURCES     = $(filter-out %.c, $(SOURCES))
+ALL_INC_DIR     = $(addprefix -I, $(LOCAL_INC_DIR) $(GLOBAL_INC_DIR))
+ALL_LIB_DIR     = $(addprefix -L, $(LOCAL_LIB_DIR) $(GLOBAL_LIB_DIR))
+GLOBAL_LIBSS    = $(addprefix $(GLOBAL_LIB_DIR)/, $(GLOBAL_LIBS))
+LOCAL_LIBSS     = $(addprefix $(LOCAL_LIB_DIR)/, $(LOCAL_LIBS))
+ALL_CFLAGS      = $(CFLAGS) $(ALL_INC_DIR)
+ALL_LFLAGS      = $(LDFLAGS) $(ALL_LIB_DIR)
+BASENAMES       = $(basename $(SOURCES))
+
+# ------------  generate the names of the object files  ------------------------
+OBJECTS         = $(addsuffix .o,$(BASENAMES))
+
+# ------------  generate the names of the hidden prerequisite files  -----------
+PREREQUISITES   = $(addprefix .,$(addsuffix .d,$(BASENAMES)))
+
+# ------------  make the executable (the default goal)  ------------------------
+$(EXECUTABLE):	$(OBJECTS)
+ifeq ($(strip $(CPP_SOURCES)),)
+								$(CC)  $(ALL_LFLAGS) -o $(EXECUTABLE) $(OBJECTS) $(LOCAL_LIBSS) $(GLOBAL_LIBSS) $(SYS_LIBS)
+else
+								$(CXX) $(ALL_LFLAGS) -o $(EXECUTABLE) $(OBJECTS) $(LOCAL_LIBSS) $(GLOBAL_LIBSS) $(SYS_LIBS)
+endif
+ifeq ($(EXE_START),yes)
+								./$(EXECUTABLE) $(EXE_CMDLINE)
+endif
+
+# ------------  include the automatically generated prerequisites  -------------
+# ------------  if target is not clean, tarball or zip             -------------
+ifneq ($(MAKECMDGOALS),clean)
+ifneq ($(MAKECMDGOALS),tarball)
+ifneq ($(MAKECMDGOALS),zip)
+include         $(PREREQUISITES)
+endif
+endif
+endif
+
+# ------------  make the objects  ----------------------------------------------
+%.o:		%.c
+				$(CC)  -c $(ALL_CFLAGS) $<
+
+%.o:		%.cc
+				$(CXX) -c $(ALL_CFLAGS) $<
+
+%.o:		%.cpp
+				$(CXX) -c $(ALL_CFLAGS) $<
+
+%.o:		%.C
+				$(CXX) -c $(ALL_CFLAGS) $<
+
+# ------------  make the prerequisites  ----------------------------------------
+#
+.%.d:   %.c
+				@$(make-prerequisite-c)
+
+.%.d:		%.cc
+				@$(make-prerequisite-cplusplus)
+
+.%.d:		%.cpp
+				@$(make-prerequisite-cplusplus)
+
+.%.d:		%.C
+				@$(make-prerequisite-cplusplus)
+
+#  canned command sequences
+#  echoing of the sed command is suppressed by the leading @
+
+define	make-prerequisite-c
+				@$(CC)   -MM $(ALL_CFLAGS) $< > $@.$$$$;            \
+				sed 's/\($*\)\.o[ :]*/\1.o $@ : /g' < $@.$$$$ > $@; \
+				rm -f $@.$$$$;
+endef
+
+define	make-prerequisite-cplusplus
+				@$(CXX)  -MM $(ALL_CFLAGS) $< > $@.$$$$;            \
+				sed 's/\($*\)\.o[ :]*/\1.o $@ : /g' < $@.$$$$ > $@; \
+				rm -f $@.$$$$;
+endef
+
+# ------------  remove generated files  ----------------------------------------
+# ------------  remove hidden backup files  ------------------------------------
+clean:
+								-rm  --force  $(EXECUTABLE) $(OBJECTS) $(PREREQUISITES) *~
+
+# ------------ tarball generation ----------------------------------------------
+tarball:
+					@lokaldir=`pwd`; lokaldir=$${lokaldir##*/}; \
+					rm --force $$lokaldir.tar.gz;               \
+					tar --exclude=$(TARBALL_EXCLUDE)            \
+					    --create                                \
+					    --gzip                                  \
+					    --verbose                               \
+					    --file  $$lokaldir.tar.gz *
+
+# ------------ zip -------------------------------------------------------------
+zip:
+					@lokaldir=`pwd`; lokaldir=$${lokaldir##*/}; \
+					zip -r  $$lokaldir.zip * -x $(ZIP_EXCLUDE)
+
+.PHONY: clean tarball zip
+
+# ==============================================================================
+# vim: set tabstop=2: set shiftwidth=2:
diff --git a/.vim/c-support/codesnippets/Makefile.multi-target.template b/.vim/c-support/codesnippets/Makefile.multi-target.template
new file mode 100644
index 0000000..75da8dd
--- /dev/null
+++ b/.vim/c-support/codesnippets/Makefile.multi-target.template
@@ -0,0 +1,70 @@
+#===============================================================================
+#
+#         File: Makefile
+#  Description: 
+#
+#        Usage: make              (generate executable(s)                    )
+#               make clean        (remove objects, executables, prerequisits )
+#               make tarball      (generate compressed archive               )
+#               make zip          (generate compressed archive               )
+#                                  
+#       Author: Dr.-Ing. Fritz Mehner
+#        Email: mehner@mfh-iserlohn.de
+#      Created: 
+#
+#===============================================================================
+
+
+CC              = gcc
+CCP             = g++
+CFLAGS          = -c -g -Wall
+LFLAGS          = -g
+SYS_LIBS        = -lm
+TARBALL_EXCLUDE = "*.{o,gz,zip}"
+ZIP_EXCLUDE     = *.o *.gz *.zip
+
+TARGETS	= target_1 target_2
+
+#---------- targets --------------------------------------
+all:	$(TARGETS)
+
+%.o:	%.c
+			$(CC) $(CFLAGS) $*.c
+
+%.o:	%.cc
+			$(CCP) $(CFLAGS) $*.cc
+ 
+#---------- target 1 -------------------------------------
+#  C  target
+target_1:	target_1.o
+					$(CC) $(LFLAGS) -o $@ $@.o  $(SYS_LIBS)
+
+#---------- target 2 -------------------------------------
+# C++ target
+target_2:	target_2.o
+					$(CCP) $(LFLAGS) -o $@ $@.o  $(SYS_LIBS)
+
+
+#---------- target 3 -------------------------------------
+
+
+
+#---------- tarball --------------------------------------
+tarball:
+					lokaldir=`pwd`; lokaldir=$${lokaldir##*/}; \
+					rm --force $$lokaldir.tar.gz;              \
+					tar --exclude=$(TARBALL_EXCLUDE)           \
+					    --create                               \
+					    --gzip                                 \
+					    --verbose                              \
+					    --file  $$lokaldir.tar.gz *
+
+#---------- zip ------------------------------------------
+zip:
+					lokaldir=`pwd`; lokaldir=$${lokaldir##*/}; \
+					zip -r  $$lokaldir.zip * -x $(ZIP_EXCLUDE)
+
+#---------- clear up -------------------------------------
+clean:
+				rm  --force  $(EXECUTABLE) $(OBJECTS) $(PREREQUISITES)
+ 
diff --git a/.vim/c-support/codesnippets/calloc_double_matrix.c b/.vim/c-support/codesnippets/calloc_double_matrix.c
new file mode 100644
index 0000000..ec71658
--- /dev/null
+++ b/.vim/c-support/codesnippets/calloc_double_matrix.c
@@ -0,0 +1,36 @@
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  calloc_double_matrix
+ *  Description:  Allocate a dynamic double-matrix of size rows*columns;
+ *                return a pointer.
+ * =====================================================================================
+ */
+  double**
+calloc_double_matrix ( int rows, int columns )
+{
+  int      i;
+  double **m;
+  m     = calloc ( rows, sizeof(double*) );       /* allocate pointer array     */
+  assert( m != NULL);                             /* abort if allocation failed */
+  *m    = calloc ( rows*columns, sizeof(double) );/* allocate data array        */
+  assert(*m != NULL);                             /* abort if allocation failed */
+  for ( i=1; i<rows; i+=1 )                       /* set pointers               */
+    m[i]  = m[i-1] + columns;
+  return m;
+}  /* ----------  end of function calloc_double_matrix  ---------- */
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  free_matrix_double
+ *  Description:  Free a dynamic double-matrix.
+ * =====================================================================================
+ */
+  void
+free_double_matrix ( double **m )
+{
+  free(*m);                                       /* free data array            */
+  free( m);                                       /* free pointer array         */
+  return ;
+}  /* ----------  end of function free_double_matrix  ---------- */
+
diff --git a/.vim/c-support/codesnippets/calloc_int_matrix.c b/.vim/c-support/codesnippets/calloc_int_matrix.c
new file mode 100644
index 0000000..e21215b
--- /dev/null
+++ b/.vim/c-support/codesnippets/calloc_int_matrix.c
@@ -0,0 +1,35 @@
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  calloc_int_matrix
+ *  Description:  Allocate a dynamic int-matrix of size rows*columns; return a pointer.
+ * =====================================================================================
+ */
+int**
+calloc_int_matrix ( int rows, int columns )
+{
+  int   i;
+  int **m;
+  m     = calloc ( rows, sizeof(int*) );        /* allocate pointer array     */
+  assert( m != NULL );                          /* abort if allocation failed */
+  *m    = calloc ( rows*columns, sizeof(int) ); /* allocate data array        */
+  assert(*m != NULL );                          /* abort if allocation failed */
+  for ( i=1; i<rows; i+=1 )                     /* set pointers               */
+    m[i]  = m[i-1] + columns;
+  return m;
+}  /* ----------  end of function calloc_int_matrix  ---------- */
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  free_int_matrix
+ *  Description:  Free a dynamic int-matrix.
+ * =====================================================================================
+ */
+void
+free_int_matrix ( int **m )
+{
+  free(*m);                                     /* free data array            */
+  free( m);                                     /* free pointer array         */
+  return ;
+}  /* ----------  end of function free_int_matrix  ---------- */
+
diff --git a/.vim/c-support/codesnippets/main.c b/.vim/c-support/codesnippets/main.c
new file mode 100644
index 0000000..770f5d5
--- /dev/null
+++ b/.vim/c-support/codesnippets/main.c
@@ -0,0 +1,20 @@
+#include	<errno.h>
+#include	<math.h>  
+#include	<stdio.h> 
+#include	<stdlib.h>
+#include	<string.h>
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  main
+ *  Description:  main function
+ * =====================================================================================
+ */
+	int
+main ( int argc, char *argv[] )
+{
+	printf ("\nProgram %s\n\n", argv[0] );
+
+	return EXIT_SUCCESS;
+}		/* ----------  end of function main  ---------- */
+
diff --git a/.vim/c-support/codesnippets/main.cc b/.vim/c-support/codesnippets/main.cc
new file mode 100644
index 0000000..f3060ef
--- /dev/null
+++ b/.vim/c-support/codesnippets/main.cc
@@ -0,0 +1,19 @@
+#include	<cstdlib>
+#include	<fstream>
+#include	<iomanip>   
+#include	<iostream>  
+
+using namespace std;
+
+// ===  FUNCTION  ======================================================================
+//         Name:  main
+//  Description:  main function
+// =====================================================================================
+	int
+main ( int argc, char *argv[] )
+{
+	cout	<< "\nProgram " << argv[0] << endl << endl;
+
+	return EXIT_SUCCESS;
+}		// ----------  end of function main  ---------- 
+
diff --git a/.vim/c-support/codesnippets/print_array.cc.noindent b/.vim/c-support/codesnippets/print_array.cc.noindent
new file mode 100644
index 0000000..52c43d3
--- /dev/null
+++ b/.vim/c-support/codesnippets/print_array.cc.noindent
@@ -0,0 +1,29 @@
+
+// ===  FUNCTION  ======================================================================
+//         Name:  print_array
+//  Description:  Print an array with one dimension.
+//                Use
+//                  print_array<T,w>( *matrix, n1*n2, n2, "matrix" ); 
+//                for
+//                  T matrix[n1][n2];   
+// =====================================================================================
+  template <class T, int width>
+void print_array ( T      *array,               // array to print
+                   int     n,                   // number of elements to print
+                   int     nrow,                // number of elements per row
+                   string  arrayname            // array name
+                   )
+{
+  string line(" index | content\n ------+-");
+
+  cout  << "\n\n  array \"" << arrayname << "\", length " << n << endl << endl;
+  cout  << line.append(width*nrow, '-');
+  for ( int i=0; i<n; i+=1 ) {
+    if( i%nrow == 0 )
+      cout  << endl << setw(6) << i << " | ";
+    cout  << "" << setw(width) << fixed << setprecision(2) << array[i];
+  }
+  cout  << endl << endl;
+  return ;
+}       // ----------  end of function print_double_array  ----------
+
diff --git a/.vim/c-support/codesnippets/print_double_array.c.noindent b/.vim/c-support/codesnippets/print_double_array.c.noindent
new file mode 100644
index 0000000..c6bea02
--- /dev/null
+++ b/.vim/c-support/codesnippets/print_double_array.c.noindent
@@ -0,0 +1,34 @@
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  print_double_array
+ *  Description:  Print a double-array with one dimension.
+ *                Use
+ *                  print_int_array( *matrix, n1*n2, n2, "matrix" ); 
+ *                for
+ *                  double matrix[n1][n2];   
+ * =====================================================================================
+ */
+static void
+print_double_array (  double  array[],          /* array to print              */
+                      int     n,                /* number of elements to print */
+                      int     nrow,             /* number of elements per row  */
+                      char   *arrayname         /* array name                  */
+                      )
+{
+  int i;
+  printf ("\n\n  array \"%s\", length %d\n", arrayname, n );
+	printf ("\n index | content\n" );
+		printf ( " ------+-" );
+	for ( i = 0; i < nrow; i += 1 )
+		printf ( "---------" );
+  for ( i=0; i<n; i+=1 )
+  {
+    if( i%nrow == 0 )
+      printf ("\n%6d | ", i );
+    printf (" %8.2f", array[i] );
+  }
+  printf ("\n\n");
+  return ;
+}       /* ----------  end of function print_double_array  ---------- */
+
diff --git a/.vim/c-support/codesnippets/print_int_array.c.noindent b/.vim/c-support/codesnippets/print_int_array.c.noindent
new file mode 100644
index 0000000..fc32043
--- /dev/null
+++ b/.vim/c-support/codesnippets/print_int_array.c.noindent
@@ -0,0 +1,34 @@
+
+/* 
+ * ===  FUNCTION  ======================================================================
+ *         Name:  print_int_array
+ *  Description:  Print an int-array with one dimension.
+ *                Use
+ *                  print_int_array( *matrix, n1*n2, n2, "matrix" ); 
+ *                for
+ *                  int matrix[n1][n2];   
+ * =====================================================================================
+ */
+static void
+print_int_array ( int   array[],                /* array to print              */
+                  int   n,                      /* number of elements to print */
+                  int   nrow,                   /* number of elements per row  */
+                  char *arrayname               /* array name                  */
+                  )
+{
+  int i;
+  printf ("\n\n  array \"%s\", length %d\n", arrayname, n );
+	printf ("\n index | content\n" );
+		printf ( " ------+-" );
+	for ( i = 0; i < nrow; i += 1 )
+		printf ( "-------" );
+  for ( i=0; i<n; i+=1 )
+  {
+    if( i%nrow == 0 )
+      printf ("\n%6d | ", i );
+    printf (" %6d", array[i] );
+  }
+  printf ("\n\n");
+  return ;
+}       /* ----------  end of function print_int_array  ---------- */
+