Alex Hultman
26 lines
499 B
C
26 lines
499 B
C
#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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int env_is(char *env, char *target) {
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char *val = getenv(env);
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return val && !strcmp(val, target);
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}
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char *maybe(char *in) {
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return in ? in : "";
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}
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char *or_else(char *in, char *otherwise) {
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return in ? in : otherwise;
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}
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int run(const char *cmd, ...) {
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char buf[2048];
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va_list args;
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va_start(args, cmd);
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vsprintf(buf, cmd, args);
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va_end(args);
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printf("--> %s\n\n", buf);
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return system(buf);
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} |