midfavila/me-utils
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Add splint support to the makefile. Sync support between ME and MP

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utilities.
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Mid Favila 2022-09-07 16:48:25 -04:00
parent 8fdb8b090e
commit cd3f05e0b8
4 changed files with 16 additions and 12 deletions
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7
README
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@ -6,10 +6,11 @@
highly portable and to cover common problems that can't be easily solved with highly portable and to cover common problems that can't be easily solved with
shell. shell.
-strcmp: Exits with 0 if the provided pair of strings differs. Otherwise, 1. -strcmp: Exits with 0 if the provided pair of strings differs. Otherwise, 1. [done]
-vis: Replaces non-printing and non-ASCII characters with octal values. -vis: Replaces non-printing and non-ASCII characters with octal values. [done]
-unfold: Exactly what it sounds like. unfold will attempt to merge lines -unfold: Exactly what it sounds like. unfold will attempt to merge lines
with fewer than the provided number of characters with the next with fewer than the provided number of characters with the next
line, so long as it doesn't cause a word-split. line, so long as it doesn't cause a word-split.
-overwrite: Reads stdin and writes it to the provided file. -overwrite: Reads stdin and writes it to the provided file. [done]
-shuf: Accepts an arbitrary number of arguments; returns one at random.

3
src/Makefile
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@ -16,6 +16,9 @@ install: all
clean: clean:
rm *.o $(BINS) *~ a.out rm *.o $(BINS) *~ a.out
check:
splint +checks +posix-strict-lib +showsummary +forcehints +showscan +showsourceloc +toctou +its4low +its4moderate +its4risky +its4veryrisky +its4mostrisky +bufferoverflow *.c *.h
.SUFFIX: .SUFFIX:
.c.o: .c.o:
cc -c -o $< $(CFLAGS) $(LDFLAGS) cc -c -o $< $(CFLAGS) $(LDFLAGS)

6
src/overwrite.c
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@ -1,4 +1,4 @@
/* overwrite.c -- program to exhaust stdin, then write it to a file */ /* Overwrite.c -- program to exhaust stdin, then write it to a file */
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
@ -10,7 +10,9 @@
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int buflen, strlen; int buflen, strlen;
int c;
char *buf; char *buf;
FILE *fp;
strlen = 0; strlen = 0;
buflen = 0; buflen = 0;
/* arbitrary */ /* arbitrary */
@ -23,9 +25,7 @@ int main(int argc, char **argv)
if((buf = malloc(buflen))) if((buf = malloc(buflen)))
{ {
int c;
c = 0; c = 0;
FILE *fp;
for(;((c = getchar()) != EOF);) for(;((c = getchar()) != EOF);)
{ {

12
src/support.h
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@ -44,17 +44,17 @@ void throw(long unsigned int condition, void *info)
{ {
switch(condition) switch(condition)
{ {
case UNKNOWN_FAIL: fprintf(stderr, "unknown failure\n"); case UNKNOWN_FAIL: printf("unknown failure\n");
exit(UNKNOWN_FAIL); exit(UNKNOWN_FAIL);
case MALLOC_FAIL: fprintf(stderr, "malloc failure\n"); case MALLOC_FAIL: printf("malloc failure\n");
exit(MALLOC_FAIL); exit(MALLOC_FAIL);
case NEEDARG_FAIL: fprintf(stderr, "usage: %s\n", (char *) info); case NEEDARG_FAIL: printf("usage: %s\n", (char *) info);
exit(NEEDARG_FAIL); exit(NEEDARG_FAIL);
case FOPEN_FAIL: fprintf(stderr, "failed to open: %s\n", (char *) info); case FOPEN_FAIL: printf("failed to open: %s\n", (char *) info);
exit(FOPEN_FAIL); exit(FOPEN_FAIL);
case WRITE_FAIL: fprintf(stderr, "failed to write: %s\n", (char *) info); case WRITE_FAIL: printf("failed to write: %s\n", (char *) info);
exit(WRITE_FAIL); exit(WRITE_FAIL);
default: fprintf(stderr, "You shouldn't be seeing this.\nSomething is very wrong.\n"); default: printf("You shouldn't be seeing this.\nSomething is very wrong.\n");
exit(-256); exit(-256);
} }
} }